CBSE Questions for Class 8 General Knowledge Resources Of India And World Quiz 11 - MCQExams.com

A farmer in a semi-arid area claims that his farming practice is very environment friendly. Which of the following practices on his farm can justify his claim?
Planting a tree belt.
Practising crop rotation.
Carrying out a large scale irrigation system.
Using organic fertilisers.
Select the correct answer using the codes given below.
  • 3 and 4
  • 1, 2 and 4
  • 1. 3 and 4
  • 1 and 2
In the figure given below of natural vegetation , the Tropical Deciduous Forest is represented by ______.
728223_97fc9d38a49e4039a656690bbf2ab81c.png
  • A
  • C
  • D
  • B
A xerarch succession occurs in ____________.
  • a desert region
  • a mountainous region
  • a humid region
  • a very cold region
A person overflying India saw the natural vegetation below in the sequential order of Tropical Evergreen Forest , Savanna , Dry Deciduous and Deciduous. His flight was from ____________.
  • Kolkata to Delhi
  • Mumbai to Bhubaneshwar
  • Trivandrum to Delhi
  • Delhi to Madurai
The following forms of relationship exist between man and his environment according to the development of geographical thought:
Environmental determinism
Possibilism
Neo-determinism
The correct sequence of the development of these forms of relationship is ______.
  • 2, 1, 3
  • 3, 1, 2
  • 1, 3, 2
  • 1, 2, 3
An objective of the National Food Security Mission is to increase the production of certain crops through area expansion and productivity enhancement in a sustainable manner in the identified districts of the country. What are those crops? 
  • Rice and wheat
  • Rice, wheat and pulses
  • Rice, wheat, pulses and oil seeds
  • Rice, wheat, pulses, oil seeds and vegetables
With respect to concept 'biome' , choose the correct statement .
1) It is characterised by specific type of climate and certain type of plants and animal communities.
2) Biomes are classified terrestrial and aquatic only.
3) It is a type of ecosystem.
4) Biome is bigger than Biosphere.
Select the correct answer using the codes given below.
  • 1 , 2 and 3
  • 1 and 2
  • 1 and 4
  • All of these
The organisms who can synthesise their food by interacting with their environment are called ___________.
  • heterotrophs
  • autotrophs
  • self dependent
  • consumers
In which of the following states, Kuruwa, the primitive from of cultivation is practiced?
  • Jharkhand
  • Odisha
  • Madhya Pradesh
  • Andhra Pradesh
What forms the first trophic level in any ecosystem?
  • Herbivores
  • Plants
  • Carnivores
  • Omnivores
Consider the following statements.
1) In India , Red Panda is naturally found in the Western Himalayas only.
2) In India, Slow Ioris lives in the dense forest of the North -East.
Which of the statements given above is / are correct?
  • Only 1
  • Only 2
  • Both 1 and 2
  • Neither 1 nor 2
The biotic component of an ecosystem can be divided into functional categories on the basis of food or energy source. Each such group of organisms forms a __________.
  • trophic community
  • food chain
  • food web
  • species or organisms
The food web is _________.
  • a very long straight linked food chain
  • a moderate sized food chain having many trophic levels.
  • a series of food chains having frequent interlinks.
  • a circular food chain.
All components and individuals in an ecosystem are _________.
  • individualistic
  • independent
  • interdependent
  • dispensable
In the given map of India , 4 National Parks are marked. Match the alphabets with the correct name of the parks.
728253_626e55263d7e400bba7333328e89429d.png
  • A-Sariska , B-Dudhwa , C-Kaziranga , D-Bandipur
  • A-Kanha , B-Jim Corbett , C-Manas , D-Bandipur
  • A-Kanha , B-Dudhwa , C-Manas , D-Bandipur
  • A-Sariska , B-Jim Corbett , C-Kaziranga , D- Bandipur
Which of the following State Capitals of North-East India is / are connected by Indian Railways? 
Imphal
Agartala
Kahima
Aizawl 
Select the correct answer using the codes given below.
  • 1 , 2 and 3
  • 2 and 4
  • 1 , 3 and 4
  • Only 2
The amount of energy as it passes on from one trophic level to other in an ecosystem ________.
  • increases
  • decreases
  • remain constant
  • there is no definite relation
Consider the following.
Bioaccumulation is the increase in concentration of a pollutant from the environment to the first organism in a food chain.
Biomagnification is increase in concentration of a pollutant from one link in a food chain to another.
Which of the statements given above is/are true?
  • Only 1
  • Only 2
  • Both '1' and '2'
  • None of the above
Which of the following states is the leading producer of only dabt tobacco in india?
  • Andhra Pradesh
  • Gujarat
  • Bihar
  • West Bengal
Which of the following statements is correct ?
  • Alliance Air is a wholly owned subsldiary of Indian Airlines
  • The Airports Authority of India manages seven of the country's international airports
  • The Airport Authority of India is the regulatory organisation for enforcing civil air regulation in India 
  • It is the function of Directorate General of Civil Aviation to plan and construct runways and terminal buildings and to provide air safety services
In which of the following, maximum plant diversity is found?
  • Tropical evergreen forests
  • Tropical moist deciduous forests
  • Sub-tropical mountain forests
  • Temperate moist forests
If the amount of energy or biomass or the population of organisms at successive trophic levels is plotted as horizontal bars one above the other, it produces a ___________.
  • square shape
  • rectangular shape
  • pyramidal shape
  • highly irregular shape
The main crop in Meghalaya is ___________.
  • rice
  • wheat
  • barley
  • sugarcane
Consider the following statements regarding environment issues of India. 
1) Gulf of Mannar is one of the biosphere reserves.
2) The Ganga Action Plan Phase II has been merged with the National River Conservation Plan.
3) The National Museum of Natural History at New Delhi imparts non-formal education in environment and conservation.
4) Environmental Information System (ENVIS) acts as a decentralised information network for environment information.
Which of the statements given above are correct?
  • 1 , 2 and 4
  • 1 , 2 , 3 and 4
  • 2 and 3
  • 1 , 3 and 4
Under optional conditions, the fruit fly (Drosphilia) is capable of producing a new generation every two weeks.
This ability is referred to as the _______ of the species.
  • carrying capacity
  • niche
  • biotic potential
  • optimal yeild
What are the main crops of Maharashtra?
  • Jowar, millet, cotton, sugarcane
  • Wheat, rice, sugarcane, tobacco
  • Groundnut, coffee, oil seeds, chillies
  • All of the above
The variability among living organisms from all sources including terrestrial, marine and other ecosystems and the ecological complexes of which they are part which includes diversity within species, between species of ecosystems refers to____________.
  • geographical diversity
  • zoological diversity
  • ecological diversity
  • biological diversity
Consider the following pairs. 
$$National \ Highway$$  :  $$Cities \ connected$$
1  NH 4                  : Chennai and Hydrabad
2  NH 6                  : Mumbai and Kolkata 
3  NH 15                : Ahmedabad and Jodhpur
Which of the above pairs is / are correctly matched?
  • 1 and 2
  • Only 3
  • 1 , 2 and 3
  • None of these
A pesticide which is a chlorinated hydrocarbon is sprayed on a food crop. The food chain is: Food crop - Rat - Snake - Hawk. In this food chain, the highest concentration of the pesticide would accumulate in which one of the following?
  • Food crop
  • Rat
  • Snake
  • Hawk
Red Data Book gives information about species which are ___________.
  • extinct
  • endangered
  • dangerous
  • rare
Which of the following statements is/are true?
Circulation of energy in the biosphere ecosystem is cyclical.
Circulation of matter in the biosphere ecosystem is unidirectional.
Select the correct answer using the codes given below.
  • Only 1
  • Only 2
  • Both 1 and 2
  • Neither 1 nor 2
Consider the following statements.
In ecology, an ecosystem is a naturally occurring assemblage of organism (plant, animal and other living organism - also referred to as a biotic community or biocoenosis) living together with their environment (or biotype), function as a unit of sorts.
The term 'ecosystem' first coined by Arthur Tansley.
Which of the statements given above is/are correct?
  • Only 1
  • Only 2
  • Both 1 and 2
  • Neither 1 nor 2
Density of road is ___________.
  • length of roads/100 sq km of surface area
  • length of roads/1000 sq km of surface area
  • number of states highways per district
  • number of national highways per district
Which of the following is India's longest running train?
  • Himsagar Express
  • Vivek Express
  • Kerala Express
  • Yasvantpur Sampark Kranti
Consider the following states.
1) Goa 
2) Andhra Pradesh
3) Odisha
4) West Bengal
The correct sequence of these states in ascending order in terms of mangrove vegetation coverage is ____________.
  • 2 , 1 , 4 , 3
  • 2 , 1 , 3 , 4
  • 1 , 2 , 3, 4
  • 1 , 2 , 4 , 3
The niche of an animal is best defined as ____________.
  • the number of individuals of the species, the environment will support.
  • the same as its habitat.
  • all the ways an animal fits into its environment.
  • the specific part for which organism is best suited.
Consider the following statements about availability of oxygen on Earth
Most oxygen of Earth's biosphere is stored in the lithosphere.
Phytoplanktons are a source of available oxygen in the Earth's atmosphere.
Some oxygen is made in the atmosphere when sunlight breaks down water.
Which of the statements given above are correct?
  • 1 and 2
  • 2 and 3
  • 1 and 3
  • All of these
Which of the following located in the Bastar region?
  • Bandhavgarh National Park
  • Dundeli Sanctuary
  • Rajaji National Park
  • Indravati National Park
Which of the following states capitals of North- East India is / are connected by the Indian Railways?
Imphal
Agartala
Kohima
Aizawl
Select the correct answer using the codes given below.
  • 1, 2 and 3
  • 2 and 4
  • 1, 3 and 4
  • Only 2
Which of the following options can be classified as a terrestrial biome?
1) Savannah
2) Mediterranean
3) Boreal
4) Alpine
Select the correct answer using the codes given below.
  • 1 and 4
  • 2 and 4
  • Only 4
  • All of these
With respect to marine biome , choose the correct statement.
1) Marine biomes generally have salt concentration that average $$3\%$$ .
2) Freshwater biomes have salt concentration less than $$1\%$$ .
3) Estuary biome is a type of freshwater biome.
4) Many aquatic biomes have zonation.
Select the correct answer using the codes given below.
  • 1 , 2 and 4
  • 1 , 2 and 3
  • 1 and 2
  • All of these
The first marine sanctuary in India , within its bounds coral reefs , mollusca , dolphins , tortoises and various kinds of sea birds , has been established in __________.
  • Sunderbans
  • Chilika Lake
  • Gulf of Kachchh
  • Lakshadweep
Consider the following statements concerning the Indian Railways.
The Headquarters of the North-Western Railway is located at Jodhpur.
'Indrail pass' - a travel-as-you-please ticket has been created especially for freedom fighters and sportsperson who have represented India in any game / sport.
Fairy Queen is a train using the world's oldest working engine and the Indian Railways conduct a journey of wildlife and heritage sites on it.
Which of the statements given above is / are correct?
  • Only 2
  • Only 3
  • 1 and 2
  • None of these
An organism's 'trophic' level refers to ___________.
  • the rate at which it uses energy
  • where it lives
  • what it eats
  • whether it is early or late ecological succession
Which one of the following legislations does not deal with the protection of environment?
  • The Water (Cess) Act , 1977
  • The Forest (Conservation) Act , 1980
  • The Public Liability Insurance Act , 1991
  • The Port Laws Amendment Act , 1997
The term used for the conservation of ecosystems and natural habitats and the maintenance and recovery of viable populations of species in their natural surroundings is ____________.
  • core conservation
  • in-situ conservation
  • ex-situ conservation
  • peripheral conservation
Which of the following regions is the home for largest estuarine crocodile?
  • Andaman
  • Bhitarkanika
  • Kanyakumari
  • Sunderbans
Sal trees are the typical species of __________.
  • Tropical rain forest
  • Tropical monsoon forest
  • Taiga forest
  • Tundra forest
Match List I with List II.
     List I                           List II
A. Vembanad             Tamil Nadu
B. Achru                   Kerala
C. Kunda Pura         Karnataka
D. Point Calimere     Maharashtra
  • A-1 ,B-2 ,C-3 ,D-4
  • A-1 ,B-2 ,C-4 ,D-3
  • A-2 ,B-4 ,C-3 ,D-1
  • A-2 ,B-1 ,C-4 ,D-3
With respect to protect elephant , choose the correct statement.
1) a centrally sponsored scheme that was started in 1992.
2) It aims to protect elephant and their habitat only.
3) Man-animal conflict is part of this project
4) Dandeli Elephant Reserve is the new elephant reserve located in Tamil Nadu.
Select the correct answer using the codes given below.
  • 1 and 3
  • 1 , 2 and 3
  • 1 , 2 and 4
  • All of these
0:0:1


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